Turquoise and spiny oyster shell together in a sterling silver ring represents one of the Southwest's most distinctive and culturally specific material combinations: the blue-green of turquoise alongside the vivid orange-red of spiny oyster shell from the Spondylus princeps mollusk. This combination is deeply rooted in Southwestern and Mesoamerican jewelry traditions - both materials were trade goods of enormous value in pre-Columbian cultures, and their pairing in jewelry has been a defining element of Southwest and Native American design for centuries. The result is a jewelry piece with both unusual color contrast and genuine cultural heritage.